US Bridges

C3075 over Hinesburg Brook

Poor

Windham County, Vermont · 0.1 MI to JCT W CL2 TH2 · Structure no. 101307008113071

Built
1930
95 years old, rebuilt 1994
Condition
Poor
inspected July 2024
Type
Slab
Wood or Timber
Length
27 ft
1 main span
Daily traffic
35
2019 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

C3075 over Hinesburg Brook is a wood or timber slab carrying C3075 over Hinesburg Brook in Windham County, Vermont. It was built in 1930 and reconstructed in 1994, so it is 95 years old, older than the Vermont average of 60.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 35 vehicles a day, roughly 3% of them trucks, projected to reach 37 by 2029. The structure is 27 ft (8.2 m) long and 15 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesC3075
CrossesHinesburg Brook
Location0.1 MI to JCT W CL2 TH2
StateVermont
Coordinates42.80574, -72.66412
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating99 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 25 or greater
Structure length27 ft (8.2 m)
Longest span25 ft (7.6 m)
Deck width15 ft (4.7 m)
Roadway width13 ft (4.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2019)
Projected traffic37 by 2029
Trucks3%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$196,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was C3075 over Hinesburg Brook built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1994.

What condition is C3075 over Hinesburg Brook in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does C3075 over Hinesburg Brook carry?

About 35 vehicles per day (2019 count), of which roughly 3% are trucks.

How long is C3075 over Hinesburg Brook?

The structure is 27 ft (8.2 m) long with a longest span of 25 ft (7.6 m) and a deck 15 ft wide.

Who owns C3075 over Hinesburg Brook?

It is owned by the Town or Township Highway Agency.